PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Ryzen 9 7940HX

2024

Why buy it

✅Draws 55W instead of 270W, a 215W reduction.
✅Integrated graphics onboard with AMD Radeon 610M, while Xeon w7-3455 needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w7-3455 across 4 shared CPU benchmark tests.
❌Lower PassMark (53,628 vs 54,925).
❌Less compelling for workstation-style loads than Xeon w7-3455, which brings 24 cores / 48 threads and 112 PCIe lanes.

Xeon w7-3455

2023

Why buy it

✅Better for gaming: +25.1% higher average FPS across 4 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 112 PCIe lanes vs 28.
✅300% more PCIe lanes (112 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $2,489 MSRP, while Ryzen 9 7940HX mostly shows up through inconsistent older-market listings.
❌390.9% higher power demand at 270W vs 55W.
❌No integrated graphics, while Ryzen 9 7940HX can still boot and troubleshoot without a discrete GPU.

Ryzen 9 7940HX

2024

Xeon w7-3455

2023

Why buy it

✅Draws 55W instead of 270W, a 215W reduction.
✅Integrated graphics onboard with AMD Radeon 610M, while Xeon w7-3455 needs a discrete GPU.

Why buy it

✅Better for gaming: +25.1% higher average FPS across 4 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 24 cores / 48 threads, plus 112 PCIe lanes vs 28.
✅300% more PCIe lanes (112 vs 28) for storage and expansion-heavy builds.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon w7-3455 across 4 shared CPU benchmark tests.
❌Lower PassMark (53,628 vs 54,925).
❌Less compelling for workstation-style loads than Xeon w7-3455, which brings 24 cores / 48 threads and 112 PCIe lanes.

Trade-offs

❌Launch MSRP is still $2,489 MSRP, while Ryzen 9 7940HX mostly shows up through inconsistent older-market listings.
❌390.9% higher power demand at 270W vs 55W.
❌No integrated graphics, while Ryzen 9 7940HX can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon w7-3455 better than Ryzen 9 7940HX?

Not in a simple one-size-fits-all way. Xeon w7-3455 makes more sense for workstation-style multi-core throughput, while Ryzen 9 7940HX is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

Which one is better for gaming?

If gaming is the priority, Xeon w7-3455 is the better pick here. According to our tests, it delivers 25.1% more average FPS across 4 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Xeon w7-3455 is the better fit. You are getting 2.4% better PassMark, backed by 24 cores and 48 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Xeon w7-3455 is the smarter buy today. Xeon w7-3455 is at an unclear MSRP at $2,489 MSRP versus unclear MSRP, and it gives you a 25.1% average FPS lead across 4 shared CPU game tests in our data. It is also 100.0% better value on MSRP (22.1 vs 0.0 PassMark/$), so the better CPU is not just faster, it is also the cleaner value play on paper.

Which one is more future-proof for 2026 and beyond?

Ryzen 9 7940HX is the more future-proof choice for 2026 and beyond. You are getting a newer CPU generation (2024 vs 2023). That should give you a better long-term upgrade path for motherboard, RAM, and future CPU swaps.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Ryzen 9 7940HX Benchmark Check

Xeon w7-3455 Benchmark Check

Path of Exile 2

Preset	Ryzen 9 7940HX	Xeon w7-3455
1080p
low	293 FPS	311 FPS
medium	268 FPS	301 FPS
high	217 FPS	242 FPS
ultra	183 FPS	204 FPS
1440p
low	268 FPS	270 FPS
medium	223 FPS	233 FPS
high	169 FPS	175 FPS
ultra	150 FPS	154 FPS
4K
low	186 FPS	184 FPS
medium	154 FPS	157 FPS
high	117 FPS	118 FPS
ultra	105 FPS	106 FPS

Open Ryzen 9 7940HX Open Xeon w7-3455

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 7940HX	Xeon w7-3455
1080p
low	690 FPS	682 FPS
medium	574 FPS	593 FPS
high	433 FPS	482 FPS
ultra	369 FPS	427 FPS
1440p
low	585 FPS	551 FPS
medium	502 FPS	489 FPS
high	390 FPS	415 FPS
ultra	305 FPS	341 FPS
4K
low	329 FPS	324 FPS
medium	286 FPS	288 FPS
high	253 FPS	267 FPS
ultra	213 FPS	234 FPS

Open Ryzen 9 7940HX Open Xeon w7-3455

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 7940HX	Xeon w7-3455
1080p
low	888 FPS	1025 FPS
medium	708 FPS	1057 FPS
high	615 FPS	974 FPS
ultra	531 FPS	834 FPS
1440p
low	714 FPS	1002 FPS
medium	570 FPS	888 FPS
high	485 FPS	802 FPS
ultra	416 FPS	656 FPS
4K
low	511 FPS	600 FPS
medium	425 FPS	517 FPS
high	381 FPS	461 FPS
ultra	322 FPS	397 FPS

Open Ryzen 9 7940HX Open Xeon w7-3455

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 7940HX	Xeon w7-3455
1080p
low	1128 FPS	1291 FPS
medium	1006 FPS	1015 FPS
high	873 FPS	982 FPS
ultra	768 FPS	850 FPS
1440p
low	898 FPS	1045 FPS
medium	788 FPS	906 FPS
high	687 FPS	782 FPS
ultra	583 FPS	656 FPS
4K
low	646 FPS	778 FPS
medium	576 FPS	679 FPS
high	508 FPS	583 FPS
ultra	434 FPS	437 FPS

Open Ryzen 9 7940HX Open Xeon w7-3455

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 7940HX and Xeon w7-3455

Ryzen 9 7940HX

The Ryzen 9 7940HX is manufactured by AMD. It was released in 2024-01-01. It is based on the Dragon Range-HX (Zen 4) (2023−2024) architecture. It features 16 cores and 32 threads. Base frequency is 2.4 GHz, with boost up to 5.2 GHz. L3 cache: 64 MB (total). L2 cache: 1 MB (per core). Built on 5 nm process technology. Socket: FL1. Thermal design power (TDP): 55 Watt. Memory support: DDR5. Passmark benchmark score: 53,628 points. Launch price was $600.

Xeon w7-3455

The Xeon w7-3455 is manufactured by Intel. It was released in 15 February 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.5 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800. Passmark benchmark score: 54,925 points. Launch price was $2,489.

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Processing Power

The Ryzen 9 7940HX packs 16 cores / 32 threads, while the Xeon w7-3455 offers 24 cores / 48 threads — the Xeon w7-3455 has 8 more cores. Boost clocks reach 5.2 GHz on the Ryzen 9 7940HX versus 4.8 GHz on the Xeon w7-3455 — a 8% clock advantage for the Ryzen 9 7940HX (base: 2.4 GHz vs 2.5 GHz). The Ryzen 9 7940HX uses the Dragon Range-HX (Zen 4) (2023−2024) architecture (5 nm), while the Xeon w7-3455 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 9 7940HX scores 53,628 against the Xeon w7-3455's 54,925 — a 2.4% lead for the Xeon w7-3455. L3 cache: 64 MB (total) on the Ryzen 9 7940HX vs 67.5 MB on the Xeon w7-3455.

Feature	Ryzen 9 7940HX	Xeon w7-3455
Cores / Threads	16 / 32	24 / 48+50%
Boost Clock	5.2 GHz+8%	4.8 GHz
Base Clock	2.4 GHz	2.5 GHz+4%
L3 Cache	64 MB (total)	67.5 MB+5%
L2 Cache	1 MB (per core)	2 MB (per core)+100%
Process	5 nm-29%	Intel 7 nm
Architecture	Dragon Range-HX (Zen 4) (2023−2024)	Sapphire Rapids (2023−2024)
PassMark	53,628	54,925+2%
Geekbench 6 Single	—	1,900
Geekbench 6 Multi	—	1,898

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Memory & Platform

The Ryzen 9 7940HX uses the FL1 socket (PCIe 5.0), while the Xeon w7-3455 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5200 on the Ryzen 9 7940HX versus DDR5-4800 on the Xeon w7-3455 — the Ryzen 9 7940HX supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3455 supports up to 4096 GB of RAM compared to 128 — 187.9% more capacity for professional workloads. Memory channels: 2 (Ryzen 9 7940HX) vs 8 (Xeon w7-3455). PCIe lanes: 28 (Ryzen 9 7940HX) vs 112 (Xeon w7-3455) — the Xeon w7-3455 offers 84 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FL1 (Ryzen 9 7940HX) and Intel W790 (Xeon w7-3455).

Feature	Ryzen 9 7940HX	Xeon w7-3455
Socket	FL1	LGA4677
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	5200+103900%	DDR5-4800
Max RAM Capacity	128	4096 GB+3355443100%
RAM Channels	2	8+300%
ECC Support	Yes	Yes
PCIe Lanes	28	112+300%

🔧

Advanced Features

Both processors feature an unlocked multiplier for overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Virtualization support: VT-x, VT-d, AMD-V (Ryzen 9 7940HX) vs true (Xeon w7-3455). The Ryzen 9 7940HX includes integrated graphics (AMD Radeon 610M), while the Xeon w7-3455 requires a dedicated GPU. Direct competitor: Ryzen 9 7940HX rivals Core i9-13900HX; Xeon w7-3455 rivals Threadripper PRO 7965WX.